# Chapter 2 - Section 2.3 - Formulas and Problem Solving - Exercise Set - Page 75: 49

Circumference $= 41.125 \pi ft$ $\approx 129.1325 ft$

#### Work Step by Step

Circumference = $2\pi r$ Diameter $(d) = 41.125 feet$ $d = 2r$ Circumference = $2r \pi = d\pi = 41.125\pi ft$ Using 3.14 for $\pi$ Circumference $= 41.125 \times 3.14 \approx129.1325 ft$

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